Granted Patent
Utility
US 5,847,112 · App. 08/970,460
Process for making capsular polysaccharides from Streptococcus pneumoniae
Inventors:
Peter J. Kniskern, William J. Miller, Arpi Hagopian, Charlotte C. Ip, John P. Hennessey, Jr., Dennis J. Kubek, Pamela D. Burke
Patented Case
View Patent ↗
Granted: Dec 8, 1998
Filed: Nov 14, 1997
Inventors
Peter J. Kniskern
William J. Miller
Arpi Hagopian
Charlotte C. Ip
John P. Hennessey, Jr.
Dennis J. Kubek
Pamela D. Burke
Assignee (at issue)
MERCK & CO., INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.